{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical", "Disease"], "input": "In addition , carteolol did not evoke 5 - HT1A receptor - stimulating behavioral signs such as flat body posture and forepaw treading and did not inhibit 5 - hydroxytryptophan - induced head twitch in rats ."}
{"Chemical": ["carteolol", "5 - hydroxytryptophan"], "Disease": []}